The bladder meridian has the largest number of meridian points in the human body, 67, most of which are in the back of the body. The bladder meridian is a natural barrier to the human body, and if it is protected, the health of the body can be protected. Its main functions are the following: 1, detoxification, bladder meridian can manage the body’s urine excretion, stool excretion, for the promotion of human health is very good, if the detoxification channel is not smooth, it will lead to internal invasion of toxins, affecting the function of human organs. 2, bladder meridian can treat eye diseases, such as myopia, eye fatigue, are bladder meridian treatment range. 3, can treat respiratory diseases, including rhinitis, pneumonia, bronchitis, etc., with good results.4. Bladder meridian can treat human pain, like cervical spondylosis, lumbar spondylosis, etc..5. Bladder meridian can adjust the human reproductive system, especially male impotence, premature ejaculation, spermatorrhea, slippery sperm, female menstrual disorders, and uterus-related disorders, all of which are within the scope of treatment of bladder meridian. The treatment range of bladder meridian is wide, including weight loss, memory improvement, etc., which needs to be discovered and treated continuously in the clinic.